81702007 is an odd 8-digits composite number following 81702006
and preceding 81702008 . In scientific notation, it is written as 8.1702007 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 81287080 positive integers (up to 81702007) that are relatively prime to 81702007.
81702007 has 4 divisors, whose sum is 82116936
The reverse of 81702007 is 70020718
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighty-one million seven hundred two thousand seven
Scientific notation
8.1702007 × 10^7
Engineering notation
8.1702007 × 10^6
Prime Factorization
197 × 414731
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81702007
Product of the distinct prime numbers
The prime factorization of 81702007 is 197 × 414731.
Since it has a total of 2 prime factors.
7 , 5 , 12 , 59 , 123 , 974 , 4080 , 3912 , 85579 , 55210 , 943998 , 766333 , 4640270 , 8475509 , 92709885 , 53195286 , 923776024 , 610782539 , 7834157995 , 6870115824
n×2
163404014
n×3
245106021
n×4
326808028
n×5
408510035
n÷2
40851003.5
n÷3
27234002.333333
n÷3
20425501.75
n÷5
16340401.4
n2
6675217947828049
n3
5.4537870349997E+23
n4
4.4558534651006E+31
n5
3.6405217099662E+39
2 √n
9038.9162514098
3 √n
433.92123943293
4 √n
95.073215215484
5 √n
38.233719091841
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81702006
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81702007 can be divided by 4 positive divisors.
The sum of these divisors (counting 81702007) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110111101010110001110111
3
Ternary
12200201220002021
4
Quaternary
10313222301313
5
Quinary
131403431012
6
Senary
12035054011
8
Octal
467526167
10
Decimal
81702007
12
Duodecimal
23441307
16
Hexadecimal
4deac77
20
Vigesimal
15acf07
36
Base36
1cn5o7
md5
8c9551f545b715b0de7a79cf17965368
sha1
4fd72bb84da10eeddcfe8dc9560523bce6ef2c43
sha256
3f5f1f0e947a33c3abca612e54978e50adcbe316928dcd666e9ee5cd5e370dc7
sha512
8adf1391fa002872eeb77c447dd6324060f25321ecb4a04be0e4cb2377d1a996a15e4273499af9cba9d4269079993d85681550588a58e22c6a1cd7f5500131f7
ripemd-160
61483e810ce0048167984304bb3d7045a83e6fd3
Diameter
163404014
Circumference
513348849.94948
Area
2.0970815666007E+16
Volume
2.2844769711198E+24
Surface area
8.3883262664029E+16
Circumference
513348849.94948
Perimeter
326808028
Area
6675217947828049
Diagonal
115544086.3725
Surface area
40051307686968294
Volume
5.4537870349997E+23
Space diagonal
141512027.20435
Perimeter
245106021
Area
2.8904541593085E+15
Altitude
70756013.602174
Surface area
2.8904541593085E+15
Volume
6.427349659326E+22
Height
38514695.457501